[Arm-netbook] eoma26-a10s

luke.leighton luke.leighton at gmail.com
Mon Aug 26 00:49:32 BST 2013


On Mon, Aug 26, 2013 at 12:27 AM, joem <joem at martindale-electric.co.uk> wrote:
> i2s / spdif - not sure which is best. The device will run Linux and speak using espeak.

 i put both on.

> Even a USB speaker is OK, so long as it makes for reasonable audio.

 with the need for ethernet (which wasn't mentioned earlier) the i2s
and spdif might have to go.

> If stuck with DDR, Dr. Ajith Kumar [bpajith at gmail.com] who did the expeyes may be able to help
> you out with DDR as he did the expeyes derivative.

 ok good idea.

> FPC also cheaper to fit as well as being compact.
> 40 pin connector about $0.30 and cable about $0.15.
>
> Ethernet is a must.

 awww!  that's an extra 18 pins.  you didn't mention ethernet earlier.
 ok can you take a closer look and see what you'd like to keep?

 and/or could you get me a complete - final - list of the interfaces?

> If the kicad files get GPL'd we'd make our own variants as needed as CPUs change
> and technology changes.

 that usually means replacing cpu, PMIC, and doing a complete
re-layout including of the hardest part - the DDR3 RAM.  there's not a
lot of saving, here!

> Ideally we don't to go there if we can just buy the bits knowing that
> if the supply chain went down, we can still build our own versions because we got the cad files
> and sources for all the software.

 ack.



More information about the arm-netbook mailing list